Chlorophyll-a daily product in the Baltic Sea from April to October in 2003-2011. Satellite images of the region are available daily. However, ice conditions or cloud cover may have prevented the estimation of chl-a in some portion of the Baltic Sea or the entire region.

Laatutiedot

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tietoaineistosarja

Historiatiedot:

ENVISAT MERIS (Medium Resolution Imaging Spectrometer) 3rd Reprocessing data from years 2003-2011 has been used to compile water quality products from the Baltic Sea.

Prosessointihistoria

The ENVISAT MERIS images have been received from ESA Envisat web file server. The dataset has been processed to chlorophyll-a concentrations in SYKE using the FUB algorithm (Freie University of Berlin), which includes athmospheric correction. A manual cloud correction and quality check have been performed for every daily image.